Civil Service Recruitment: CRE and Basic Law Test (Hong Kong) · Numerical Reasoning

Number Sequences

26 practice questions, each with the answer and an explanation.

Practise Number Sequences now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 26 questions

  1. Find the next number in the sequence: 3, 34, 5, 31, 7, ?
  2. Find the next number in the sequence: 26, 37, 50, 65, 82, ?
  3. Find the next number in the sequence: 1, 3, 9, 27, 81, ?
  4. Find the next number in the sequence: 9, 54, 12, 50, 15, ?
  5. Find the next number in the sequence: 2, 40, 7, 33, 12, ?
  6. Find the next number in the sequence: 7, 11, 15, 19, 23, ?
  7. Find the next number in the sequence: 1, 2, 3, 5, 8, 13, ?
  8. Find the next number in the sequence: 2, 37, 7, 33, 12, ?
  9. Find the next number in the sequence: 1, 3, 4, 7, 11, 18, ?
  10. Find the next number in the sequence: 2, 5, 7, 12, 19, 31, ?
  11. Find the next number in the sequence: 9, 52, 11, 44, 13, ?
  12. Find the next number in the sequence: 2, 2, 4, 6, 10, 16, ?
  13. Find the next number in the sequence: 4, 53, 8, 46, 12, ?
  14. Find the next number in the sequence: 4, 12, 36, 108, 324, ?
  15. Find the next number in the sequence: 4, 6, 10, 16, 26, 42, ?
  16. Find the next number in the sequence: 5, 45, 8, 38, 11, ?
  17. Find the next number in the sequence: 5, 10, 20, 40, 80, ?
  18. Find the next number in the sequence: 1, 2, 4, 8, 16, ?
  19. Find the next number in the sequence: 20, 25, 30, 35, 40, ?
  20. Find the next number in the sequence: 4, 3, 7, 10, 17, 27, ?
  21. Find the next number in the sequence: 3, 4, 7, 11, 18, 29, ?
  22. Find the next number in the sequence: 2, 3, 5, 8, 13, 21, ?
  23. Find the next number in the sequence: 20, 28, 36, 44, 52, ?
  24. Find the next number in the sequence: 6, 15, 24, 33, 42, ?
  25. Find the next number in the sequence: 37, 50, 65, 82, 101, ?
  26. Find the next number in the sequence: 4, 31, 7, 24, 10, ?

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